Triple
T4510659
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Columbia |
E102044
|
entity |
| Predicate | openedAsNameForStation |
P57087
|
FINISHED |
| Object | JFK/UMass |
E38179
|
NE FINISHED |
How this triple was built (3 steps)
Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.
NER
Named-entity recognition
gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: JFK/UMass | Statement: [Columbia, openedAsNameForStation, JFK/UMass]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: JFK/UMass Context triple: [Columbia, openedAsNameForStation, JFK/UMass]
-
A.
JFK/UMass
JFK/UMass is a major Boston-area transit station that connects subway and commuter rail service to the John F. Kennedy Presidential Library and the University of Massachusetts Boston.
-
B.
JFK/UMass station
chosen
JFK/UMass station is a major MBTA Red Line rapid transit and commuter rail hub in Boston serving the John F. Kennedy Presidential Library and the University of Massachusetts Boston.
-
C.
Boston University
Boston University is a major private research university in Boston known for its comprehensive academic programs and significant contributions to scholarship and innovation.
-
D.
John F. Kennedy School Berlin
John F. Kennedy School Berlin is a renowned German-American bilingual public school in Berlin offering an integrated curriculum from elementary through secondary levels.
-
E.
Suffolk University
Suffolk University is a private university in downtown Boston known for its law school and strong programs in business, government, and public service.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: openedAsNameForStation Context triple: [Columbia, openedAsNameForStation, JFK/UMass]
-
A.
openedAsMBTAStation
Indicates that an entity began operation specifically as an MBTA station at a particular time.
-
B.
openedAsMetrolinkStop
Indicates that a location began operation specifically as a Metrolink transit stop.
-
C.
openedAsRailStop
Indicates that an entity began operation or was first established specifically as a railway stop.
-
D.
openedAsRedLineStation
Indicates that a station began operation specifically as part of the Red Line when it first opened.
-
E.
formerStationOnSiteOpened
Indicates that a former station located on the same site was opened at a specified time.
- F. None of above. chosen
Provenance (5 batches)
The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.
| Step | Stage | Batch ID | Status | When |
|---|---|---|---|---|
| creating | Elicitation | batch_69bd43d6251c81909deecce3e6e9d69c |
completed | March 20, 2026, 12:55 p.m. |
| NER | Named-entity recognition | batch_69bd5712b9308190876c117b50d12635 |
completed | March 20, 2026, 2:17 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69bdacce0f10819092e92c144627344b |
completed | March 20, 2026, 8:23 p.m. |
| PD | Predicate disambiguation | batch_69bd5218afb4819087c99e0a1f22e137 |
completed | March 20, 2026, 1:56 p.m. |
| PDg | Predicate description generation | batch_69bd56b3e4c88190a7ade3d0ed0ab606 |
completed | March 20, 2026, 2:16 p.m. |
Created at: March 20, 2026, 1:01 p.m.